Important Modern and Vintage Timepieces

New York, Dec 07, 2011

LOT 339

ROLEX REF. 16628 YELLOW GOLD YACHT-MASTER Rolex, ?Oyster Perpetual Date, Yacht-Master, Superlative Chronometer, Officially Certified,? case No. X520533, Ref. 16628. Made circa 1991. Very fine, center seconds, self-winding, water-resistant, 18K yellow gold chronometer wristwatch with date and an 18K yellow gold Rolex Oysterlock bracelet, Ref. 78768. Accompanied by a warranty (now void).

C. Three-body, solid, polished and brushed, screwed-down case back and crown, Triplock winding-crown protected by the crown guard, graduated bidirectional revolving gold bezel with 60-minute scale engraved in relief, sapphire crystal with cyclops lens. D. White with applied yellow gold and black, round, triangular and baton indexes and luminous triangular indexes, outer minute/ seconds division. Luminous yellow gold skeleton hands. M. Cal. 3135, rhodium-plated, oeil-de-perdrix decoration, 31 jewels, straight-line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 40 mm. Thickness 12 mm. Approx. overall length 195 mm.